An apparatus, system, method, and program product is disclosed for continuous bidding portal. A method (400) includes posting (402) a listing for an item for sale to a plurality of auction platforms (104). Each of the plurality of auction platforms (104) incompatible with one another such that each auction platform (104) is unable to communicate with a different auction platform (104). A method (400) includes receiving (404) a notification from an auction platform (104) of the plurality of auction platforms (104) in response to an auction event associated with the listing. A method (400) includes updating (406) information for the listing on one or more different auction platforms (104) of the plurality of auction platforms (104) in response to receiving the notification.